/Engine/Source/Runtime/MeshConversion/Public/StaticMeshLODResourcesAdapter.h
Get Colors for a given Triangle
void GetTriColors ( int32 TriId, [FColor](API\Runtime\Core\Math\FColor) & C0, [FColor](API\Runtime\Core\Math\FColor) & C1, [FColor](API\Runtime\Core\Math\FColor) & C2 )